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797F

Mining Trucks

What makes the Cat® 797F Mining Truck the most productive 363-tonne (400-ton) truck in the market? Is it the best-in-class payload? Superior braking that leads to confident, productive operators? Or a tough, rugged frame that delivers performance and long life no matter the conditions? Today’s 797F delivers all of this—and more. It’s fast, fuel efficient and delivers class-leading productivity, making it the industry benchmark for lower cost per ton in its size class. It hauls more every load, every cycle and every shift. And it delivers a better bottom line to the most important mine in the world: yours.

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Gross Power - SAE J1995 2983 kW
Engine Model Cat® C175-20
Net Power - SAE J1349 2828 kW
Rated Speed 1750 r/min
Availability Contact Dealer
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797F
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OVERVIEW

Lowest Cost Per Ton in Its Size Class

FEATURES & BENEFITS

SAFETY

Wide walkways, ladders, catwalks and service platforms; slip-resistant surfaces and guard rails; wide secondary egress ladder and a rear service access ladder; and option... Read more

PRODUCTIVITY

Cost per ton advantage over competitive models in higher altitudes, ranging from 6% to as high as 14%, plus HP Body option reduces weight an additional 2.0-5.0 tonnes (2.... Read more

FUEL EFFICIENCY

Multiple power settings that allow you to operate at full power or in economy mode, so you can decide how much power you need.Modes that fine-tune hydraulic and engine ou... Read more

VERSATILITY

Proven high production in the most challenging conditions—from extreme cold and soft underfoot conditions to high-altitude, deep copper applications.20-cylinder, quad-tur... Read more

OPERATOR COMFORT & CONTROL

Two options to equip 797F with the desired features for your operation.Ergonomic layout, excellent all-around visibility, and controls, levers and switches that are posit... Read more

SERVICEABILITY

Time-saving features such as long service intervals; grouped ground-level maintenance and checkpoints; oil level sight gauges and front wheel sight glass; and service pla... Read more

DURABILITY AND LONG LIFE

Only truck in its size class to achieve high-hour milestones of 130,000 or more hours.Greater than 5% tire life improvement, significant engine life increase, plus major... Read more

CAT BODIES

Bodies designed to be an integral part of the entire vehicle system, ensuring maximum chassis life. High Performance (HP) body features lightweight, simplified and durabl... Read more

SUSTAINABILITY

Designed to use less fuel, which reduces engine emissions, and there is zero fuel burn during retarding; optional Tier 4 Final engine reduces NOx and particulate matter.L... Read more

SPECIFICATIONS FOR 797F

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Engine
Gross Power - SAE J1995 2983 kW
Engine Model Cat® C175-20
Net Power - SAE J1349 2828 kW
Rated Speed 1750 r/min
Emissions U.S. EPA Compliant. Where applicable, the Cat C175-20 engine is compliant with U.S. EPA emission standards.Tier 4 engine option available to meet Tier 4 Final emission standards.
Bore 175 mm
Stroke 220 mm
Displacement 106 l
Note (1) Net Power advertised is the power available at the flywheel when the engine is equipped with air intake system, exhaust system, and alternator.
Note (2) U.S. EPA Tier 4 Final available for applicable markets.
Note (3) High Altitude Low Maintenance Ratio Engine Configuration (4x4) option available.
Weights - Approximate
Nominal Rated Payload 363 t
Rated Gross Machine Weight 623690 kg
Chassis Weight 215217 kg
Body Weight 43000 kg
Note (1) Consult your tire manufacturer for maximum tire load
Note (2) Chassis weight with full fuel and fluids, standard & mandatory attachments, hoist, body mounting group, rims, and tires.
Note (4) Tier 4 Chassis Weight: 486263 lb (220565 kg)
Weight Distributions - Approximate
Front Axle - Empty 47.20%
Rear Axle - Empty 52.80%
Front Axle - Loaded 33.30%
Rear Axle - Loaded 66.70%
Note Weight distributions optimized with Cat body.
Final Drives
Type Double reduction, planetary with full floating axles.
Differential Ratio 1.276:1
Planetary Ratio 16.67:1
Total Reduction Ratio 21.26:1
Note Double reduction, planetary with full floating axles.
Transmission
Forward - 1 10.7 km/h
Forward - 2 14.4 km/h
Forward - 3 19.3 km/h
Forward - 4 26.1 km/h
Forward - 5 35 km/h
Forward - 6 47.3 km/h
Forward - 7 63.6 km/h
Reverse 11.9 km/h
Top Speed - Loaded 63.6 km/h
Tires
Tires 59/80 R63
Rims 44" x 63"
Note Quick Change Rims optional.
Note (1) Caterpillar recommends the customer evaluate all job conditions and consult tire manufacturer for proper tire selection and TKPH (TMPH) capabilities.
Braking System
Service Brakes Service Brakes: Four-Corner, Wet Disc, Oil Cooled, Hydraulically Actuated
Front Wet Disc Brake Surface Area 132259 cm²
Rear - Wet Disc Brake Surface Area 198388 cm²
Standards Service and Secondary: ISO 3450:2011
Parking Brake Four-corner, Multi-disc, Spring Applied, Hydraulically Released
Load Brake Rear service brakes
Note Anti-Lock Brake System (ABS) optional with CMD package
Capacity - HP Body - 100% Fill Factor
Struck 225 yd³ / 172 m³
Heaped (SAE 2:1)* 330 yd³ / 252 m³
Note (1) Consult your local Cat dealer for body recommendations.
Body Hoists
Type Twin, two-stage hydraulic cylinders with snubbing valve.
Pump Flow - High Idle 1140 l/min
Relief Valve Setting - Raise 24200 kPa
Body Raise Time - High Idle 25 s
Body Lower Time - Float 18 s
Body Power Down- High Idle 18 s
Suspension
Type Self-contained nitrogen/oil cylinders, rear strut pin-to-pin mounting, top & bottom double shear clevis attachments
Effective Cylinder Stroke - Front 99.1 mm
Effective Cylinder Stroke - Rear 93.2 mm
Rear axle - Oscillation ±3.96 degrees
Service Refill Capacities
Fuel Tank 3785 l
Fuel Tank (Tier 4) 4542 l
Diesel Exhaust Fluid Tank 375 l
Cooling System 1160 l
Crankcase 390 l
Front Wheels - Each 61 l
Differentials 1250 l
Steering Tank 254 l
Steering System - Including Tank 360 l
Brake/Hoist Tank 770 l
Brake Hoist System - Includes Tank 1850 l
Torque Converter Sump 303 l
Torque Converter/Transmission System - Including Sump 629 l
Note (1) DEF Tank only available for EPA Tier 4 engine option.
Cab
Air Conditioning HFC - 134A refrigerant: 24,300 Btu/h
Heater / Defroster 38900 Btu/h
Note Ambient capabilities down to -30C (-22F) for heater/defroster and up to 50C (122F) for air conditioning.
ROPS Standards (1) The operator sound pressure level, 76 dB(A), complies with ISO 6394:2008 and ISO 6396:2008.
ROPS Standards (2) ROPS (Rollover Protective Structure) meets ISO 3471:1994 criteria.
FOPS Standards FOPS (Falling Objects Protective Structure) meets ISO 3449:1992 Level II criteria.
Steering
Steering Angle 40 °
Turning Diameter - Front 37.4 m
Steering Standards ISO 5010:2007
Note Turning Diameter (ISO 7457:2009)
Dimensions
Rear Axle - Clearance - Loaded 947 mm
Inside Body Depth - Maximum 3363 mm
Overall Height - Body Raised 15701 mm
Loaded Ground Clearance 786 mm
Loading Height - Empty 6998 mm
Engine Guard Clearance - Loaded 1025 mm
Height - Top of ROPS - Empty 6526 mm
Front Canopy Height - Empty 7709 mm
Overall Body Length 14802 mm
Inside Body Length 9976 mm
Overall Length 15080 mm
Wheel Base 7195 mm
Rear Axle - Tail 3944 mm
Dump Clearance 2017 mm
Centerline Front Tire Width 6534 mm
Overall Canopy Width 9116 mm
Outside Body Width 9755 mm
Inside Body Width 8513 mm
Centerline of Rear Dual Tire Width 6233 mm
Overall Tire Width 9529 mm
ROPS
Standar ROPS

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